
Compare Excavators. Choose Smarter.
LiuGong 921 Di VS LiuGong CLG908E Comparison
LiuGong 921 Di
₹ 54 L - 56 L
VS
LiuGong CLG908E
₹ 36 L - 38 L
LiuGong 921 Di
₹54L
LiuGong CLG908E
₹36L
Compare excavators helps you make an informed purchase decision.
LiuGong 921 Di
From ₹ 54 Lakh
LiuGong CLG908E
From ₹ 36 Lakh
Engine
Model
Cummins 6BT5.9‑C140
Yanmar 4TNV98‑ZCSLY
Model
Cummins 6BT5.9‑C140
Yanmar 4TNV98‑ZCSLY
Gross Power
170 kw
46 kw
Gross Power
170 kw
46 kw
Net Power
170 kw
44 kw
Net Power
170 kw
44 kw
Engine Power
140 HP
60 HP
Engine Power
140 HP
60 HP
Engine Displacement
5900 cc
3300 cc
Engine Displacement
5900 cc
3300 cc
Number Of Cylinders
6 Nos
4 Nos
Number Of Cylinders
6 Nos
4 Nos
Rated RPM
2000 rpm
2200 rpm
Rated RPM
2000 rpm
2200 rpm
Emission Standard
BS III
BS III
Emission Standard
BS III
BS III
Max Torque
614 Nm
245 Nm
Max Torque
614 Nm
245 Nm
Fuel Type
Diesel
Diesel
Fuel Type
Diesel
Diesel
Operating Weight
Operating Weight
21000 kg
7500 kg
Operating Weight
21000 kg
7500 kg
Machine Weight
21000 kg
7500 kg
Machine Weight
21000 kg
7500 kg
Counter Weight
5341 kg
1400 kg
Counter Weight
5341 kg
1400 kg
Ground Pressure
45 kg
33 kg
Ground Pressure
45 kg
33 kg
Hydraulic System
Main Pump Type
Variable displacement piston pumps
Variable displacement piston pump
Main Pump Type
Variable displacement piston pumps
Variable displacement piston pump
Maximum Hydraulic Flow
210 L/min
158 L/min
Maximum Hydraulic Flow
210 L/min
158 L/min
Maximum System Pressure
343 bar
294 bar
Maximum System Pressure
343 bar
294 bar
Hydraulic Oil Capacity
330 litres
110 litres
Hydraulic Oil Capacity
330 litres
110 litres
Auxiliary Hydraulic Flow
230 L/min
120 L/min
Auxiliary Hydraulic Flow
230 L/min
120 L/min
Working Range
Max Digging Depth
5875 mm
4030 mm
Max Digging Depth
5875 mm
4030 mm
Max Vertical Wall Digging Depth
4578 mm
3240 mm
Max Vertical Wall Digging Depth
4578 mm
3240 mm
Max Reach at Ground Level
9256 mm
6125 mm
Max Reach at Ground Level
9256 mm
6125 mm
Max Dumping Height
6798 mm
5080 mm
Max Dumping Height
6798 mm
5080 mm
Max Cutting Height
5661 mm
7115 mm
Max Cutting Height
5661 mm
7115 mm
Boom Length
5.412 m
3.710 m
Boom Length
5.412 m
3.710 m
Arm Length
2800 mm
1620 mm
Arm Length
2800 mm
1620 mm
Bucket Breakout Force
159 kN
56 kN
Bucket Breakout Force
159 kN
56 kN
Arm Tear-out Force
113 kN
36 kN
Arm Tear-out Force
113 kN
36 kN
Capacities
Fuel Tank Capacity
412 litres
140 litres
Fuel Tank Capacity
412 litres
140 litres
Hydraulic Tank Capacity
230 litres
80 litres
Hydraulic Tank Capacity
230 litres
80 litres
Cooling System Capacity
30 litres
35 litres
Cooling System Capacity
30 litres
35 litres
Engine Oil Capacity
25 litres
11 litres
Engine Oil Capacity
25 litres
11 litres
Swing Drive Oil Capacity
7 litres
6 litres
Swing Drive Oil Capacity
7 litres
6 litres
Final Drive Gear Oil Capacity
5 litres
7 litres
Final Drive Gear Oil Capacity
5 litres
7 litres
Under Carriage
Track Shoe Width
600 mm
450 mm
Track Shoe Width
600 mm
450 mm
Track Gauge
2200 mm
1750 mm
Track Gauge
2200 mm
1750 mm
Track Length on Ground
4170 mm
2845 mm
Track Length on Ground
4170 mm
2845 mm
Ground Clearance
440 mm
360 mm
Ground Clearance
440 mm
360 mm
Tail Swing Radius
2860 mm
1785 mm
Tail Swing Radius
2860 mm
1785 mm
Undercarriage Type
Tracked/Crawler undercarriage
Tracked / Crawler undercarriage
Undercarriage Type
Tracked/Crawler undercarriage
Tracked / Crawler undercarriage
Steering & Brakes
Overall Length
9712 mm
6100 mm
Overall Length
9712 mm
6100 mm
Overall Width
2800 mm
2260 mm
Overall Width
2800 mm
2260 mm
Overall Height
3050 mm
2698 mm
Overall Height
3050 mm
2698 mm
Cab Height
5431 mm
2700 mm
Cab Height
5431 mm
2700 mm
Boom Height
3.500 m
3.200 m
Boom Height
3.500 m
3.200 m
Track Width
600 mm
450 mm
Track Width
600 mm
450 mm
Performances
Travel Speed
5.3 km/h
4.8 km/h
Travel Speed
5.3 km/h
4.8 km/h
Swing Speed
12 rpm
12 rpm
Swing Speed
12 rpm
12 rpm
Gradeability
70 %
70 %
Gradeability
70 %
70 %
Drawbar Pull
210 kN
64 kN
Drawbar Pull
210 kN
64 kN
Bucket And Attachments
Bucket Capacity
0.95 Cu.m
0.32 Cu.m
Bucket Capacity
0.95 Cu.m
0.32 Cu.m
Bucket Options
0.85 - 0.95
0.13 - 0.4
Bucket Options
0.85 - 0.95
0.13 - 0.4
Attachment Compatibility
Breaker/grapple/powertilt
Standard excavator attachments (hydraulic quick coupler optional)
Attachment Compatibility
Breaker/grapple/powertilt
Standard excavator attachments (hydraulic quick coupler optional)
Cabin And Controls
Cabin AC
Yes
No
Cabin AC
Yes
No
Display Type
Digital/analog combo (basic)
LCD monitor (basic)
Display Type
Digital/analog combo (basic)
LCD monitor (basic)
Joystick Controls
Yes
Yes
Joystick Controls
Yes
Yes
Seat Type
Operator seat with suspension
Adjustable operator seat
Seat Type
Operator seat with suspension
Adjustable operator seat
Noise Level
76 dB(A)
76 dB(A)
Noise Level
76 dB(A)
76 dB(A)
Safety Features
-
-
Safety Features
-
-
Electrical System
Battery
24 V
12 V
Battery
24 V
12 V
Alternator Output
80 A
75 A
Alternator Output
80 A
75 A
Lighting Type
LED
Halogen
Lighting Type
LED
Halogen
Additional Features
Auto Idle
Yes
Yes
Auto Idle
Yes
Yes
Eco Mode
No
Yes
Eco Mode
No
Yes
Telematics
Yes
Yes
Telematics
Yes
Yes
Diagnostic System
Yes
Yes
Diagnostic System
Yes
Yes
LiuGong 921 Di
Pros
- Offers respectable digging depth (~5.9 m) and horizontal reach (~9.2 m), making it suitable for medium‑sized construction and earthmoving tasks like trenching, foundation work, and site prep.
- The boom and reach balance enables both digging and loading without needing heavy long‑reach modifications.
- Compared with heavier or lighter models, the 921Di’s boom reach fits well in the 20‑22 t excavator segment
LiuGong CLG908E
Pros
- Uses a Yanmar 4TNV98 diesel engine that’s efficient and widely respected for reliability.
- Hydraulic system is load‑sensing and proven, offering smooth, accurate operation.
- Operating weight ~7.5 t and typical bucket ~0.32 m³ — suitable for light to medium earthwork tasks.